from tkinter import *
print('Введите начальную координату X:')
X = int(input())
print('Введите начальную координату Y:')
Y: int = int(input())
print('Введите коэффициент увеличения N:')
N = int(input())
coords = [0, 0, 10, 0, 10, 10, 20, 10, 20, 20, 10, 20, 10, 30, 0, 30]
if N == 0 and X>=0 and X<=500 and Y>=0 and Y<=500:
    pass
elif N > 0 and 0*N+X>=0 and 0*N+Y>=0 and 20*N+X<=500 and 20*N+Y<=500:
    pass
elif N < 0 and 20*N+X>=0 and 20*N+Y>=0 and 0*N+X<=500 and 0*N+Y<=500:
    pass
else:
    print('Размер фигуры превышает максимальный размер поля')
    exit()
root = Tk()
root.title("ИТ марафон")
root.geometry("500x500")
canvas = Canvas(bg="white", width=500, height=500)
canvas.pack(anchor=CENTER, expand=1)
canvas.create_polygon(coords[0] *N+X, coords[1] *N+Y,
    coords[2] * N + X, coords[3] * N + Y,
    coords[4] * N + X, coords[5] * N + Y,
    coords[6] * N + X, coords[7] * N + Y,
    coords[8] * N + X, coords[9] * N + Y,
    coords[10] * N + X, coords[11] * N + Y,
    coords[12] * N + X, coords[13] * N + Y,
    coords[14] * N + X, coords[15] * N + Y)
root.mainloop()

